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A164804 a(n) = smallest number which has in its Spanish name the letter "u" in the n-th position, or -1 if no such number exists. 0
1, 4, -1, 1001, 50, -1, 19, 24, 31, 34, 44, 54, 119, 124, 131, 134, 144, 154, 231, 234, 244, 254, 354, 444, 454 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

a(1)=Uno, a(2)= cUatro, a(4)= mil Uno

LINKS

Table of n, a(n) for n=1..25.

CROSSREFS

Sequence in context: A240098 A094337 A038019 * A036115 A056582 A167891

Adjacent sequences:  A164801 A164802 A164803 * A164805 A164806 A164807

KEYWORD

word,sign

AUTHOR

Claudio Meller, Aug 26 2009

STATUS

approved

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Last modified March 20 21:49 EDT 2019. Contains 321352 sequences. (Running on oeis4.)